1DTU	Transferase	date	Jan 13, 2000
title	Bacillus Circulans Strain 251 Cyclodextrin Glycosyltransfera Mutant Y89ds146p Complexed To An Hexasaccharide Inhibitor
authors	J.C.M.Uitdehaag, K.H.Kalk, B.W.Dijkstra
compound		source
Molecule: Protein (Cyclodextrin Glycosyltransferase) Chain: A Ec: 2.4.1.19 Engineered: Yes Mutation: Yes		Organism_scientific: Bacillus Circulans Organism_taxid: 1397 Strain: 251 Cellular_location: Extracellular Expression_system: Bacillus Subtilis Expression_system_taxid: 1423 Expression_system_plasmid: Pdp66s
symmetry	Space Group: P 21 21 21	R_factor 0.206 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 120.445 111.160 65.758 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ADH, BGC, CA, G6D, GLC	enzyme	Transferase E.C.2.4.1.19 BRENDA
related structures	by homologous chain: 1CXH, 1KCK
Gene Ontology	Chain Function Process Component A
Primary reference	Rational design of cyclodextrin glycosyltransferase from Bacillus circulans strain 251 to increase alpha-cyclodextrin production., van der Veen BA, Uitdehaag JC, Penninga D, van Alebeek GJ, Smith LM, Dijkstra BW, Dijkhuizen L, J Mol Biol 2000 Mar 3;296(4):1027-38. PMID:10686101

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (121 Kb) [Save to disk] Biological Unit Coordinates (1dtu.pdb1.gz) 115 Kb LPC: Ligand-Protein Contacts for 1DTU CSU: Contacts of Structural Units for 1DTU Likely Quarternary Molecular Structure file(s) for 1DTU Structure Factors (214 Kb) Retrieve 1DTU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DTU from S2C, [Save to disk] Re-refined 1dtu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1DTU in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1DTU

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1DTU, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dtua4, region A:1-406 [Jmol] [rasmolscript] [script source]     - Domain d1dtua3, region A:407-496 [Jmol] [rasmolscript] [script source]     - Domain d1dtua1, region A:497-583 [Jmol] [rasmolscript] [script source]     - Domain d1dtua2, region A:584-686 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1dtu_A] [1dtu] SWISS-PROT database: [P43379] Domain organization of [CDGT2_BACCI] by SWISSPFAM Domains found in 1DTU: [Aamy] [Aamy_C] [CBM_2 ] by SMART

Other resources with information on 1DTU

Community annotation for 1DTU at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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